Midterm A&P Lab 1

most digestive organs

Abdominal

tissue stores fat.

Adipose

Identify the tissue where you would find abundant adipocytes.

Adipose tissue

________ is located under the skin in the hypodermis, around kidneys and eyeballs, and in the abdomen.

Adipose tissue

If a student uses a parfocal compound light microscope, which of the following would be true?

After the initial focus adjustments are made, the image should remain in focus as the specimen is viewed with each objective lens.

Carry impulses away from the cell body

Axons

________ conduct impulses away from the cell body.

Axons

Identify the tissue where you would find platelets.

Blood

What tissue would you be examining if you found abundant erythrocytes?

Blood

What is included in the dorsal cavity?

Both cranial and vertebral cavities

Which of the following lists, in correct order, the phases of interphase?

G1, S, and G2

Which organelle functions to package, modify, and segregates proteins for secretion?

Golgi apparatus

Which organelle functions in ATP synthesis?

Mitochondrion

How is total magnification calculated?

Multiply the power of the ocular lens and the objective lens in use Submit

produces movement, generates heat

Muscular

integration and coordination

Nervous

Cells that nourish and support

Neuroglia

: Main conductive cells in nervous tissue

Neurons

________ are the main cells involved in information processing and in sending and receiving impulses.

Neurons

Esophagus; vagina; oral cavity

Nonkeratinized stratified squamous

Name the three components of a typical cell.

Nucleus, plasma membrane, and cytoplasm

Which cavity contains the urinary bladder and reproductive organs?

Pelvic cavity Submit

heart

Pericardial

Metabolizes fats; synthesizes certain phospholipids

Peroxisome

Which organs belong to the respiratory system?

Pharynx, trachea, and lungs

lungs

Pleural

Which region is only visible on the posterior/dorsal body surface?

Popliteal

Which directional term indicates the back side of the body?

Posterior

During which phase of the cell cycle do centrioles migrate to opposite poles?

Prophase

columnar epithelium appears to be stratified, but is actually a single layer or cells.

Pseudostratified

Respiratory tract; nasal cavity

Pseudostratified columnar

Which ciliated variety of epithelial tissue lines the trachea and most of the upper respiratory tract?

Pseudostratified columnar

Which epithelial tissue functions mainly in the propulsion of mucus by ciliary action?

Pseudostratified columnar

sexual function, hormone production

Reproductive

Identify the tissues where you can find abundant fibroblasts.

Reticular connective tissue and loose connective tissue

What phase of the cell life cycle does replication of DNA occur?

S phase

Digestive tract; gallbladder

Simple columnar

Which epithelial tissue lines most of the digestive tract and gallbladder?

Simple columnar

Kidney tubules; ducts of glands

Simple cuboidal

Which epithelial tissue is found in the kidney tubules, ducts of small glands, ovary surface, and thyroid follicles?

Simple cuboidal

: Air sacs of the lungs; glomerular capsule

Simple squamous

support, protection, blood cell production

Skeletal

Which stage of the cell cycle is characterized by the sister chromatids reaching the opposite poles and uncoiling to form chromatin?

Telophase

removes metabolic wastes from blood

Urinary

What is the serous membrane on the surface of most abdominal organs called?

Visceral peritoneum

Muscles that are under conscious control.

Voluntary muscle

During ________, the shortest phase of mitosis, chromosomes are pulled toward the poles of the cell.

anaphase

During which phase of mitosis do the chromosomes separate?

anaphase

Sister chromatids split and move to opposite poles.

anaphase

The phase of mitosis where the separation of the chromosomes occurs is __________.

anaphase

The forearm -

antebrachial

In anatomical position, the palm is oriented ________.

anterior

The armpit -

axillary

The dorsal body cavity is subdivided into the _______ and ______cavities.

cranial; vertebral

The anterior surface of the leg -

crural

The elbow -

cubital

During cell division, the process of a dividing the cytoplasm is called:

cytokinesis

What process ultimately pinches a dividing cell to produce two daughter cells?

cytokinesis

left upper quadrant

diaphragm ,stomach, spleen

Which of the following is not a major function of proteins in the cell membrane?

forming the entire glycocalyx

Plane that divides the body into anterior and posterior portions is

frontal/coronal

Where should broken glass be placed?

glass disposal container

The buttocks -

gluteal

Where in a typical eukaryotic cell would you expect to find genes?

in the DNA within the cell's nucleus

The groin -

inguinal

DNA is replicated

interphase

DNA replication occurs during __________.

interphase

From the time it is formed until it reproduces, the cell undergoes growth and carries out its functions in the body. What is the name for this portion of the cell's life cycle?

interphase

right upper quadrant

liver, gallbladder

prevents edema, functions in immunity

lymphatic

Which of the following acts as the digestive system of the cell, breaking down materials?

lysosome

Which of the following answer choices includes organelles that are surrounded by a double membrane?

nucleus, mitochondria

The ear

otic

The outermost layer of the serous membrane surrounding the heart is called the _________ pericardium.

parietal

The portion of the membrane lining the abdominal cavity is called the

parietal peritoneum

The foot -

pedal

urinary bladder, internal reproductive organs

pelvic

What part of a cell membrane is usually in contact with the interstitial fluid?

phosphate heads of phospholipids

Which of the following is the main component of the cell membrane?

phospholipids

The sole of the foot -

plantar

The thumb -

pollical

The posterior surface of the knee -

popliteal

During this phase of mitosis, the mitotic spindle forms and the nuclear envelope fragments.

prophase

During which of the following phases does chromatin condense and become chromosomes?

prophase

Nuclear envelope breaks down.

prophase

What stage of mitosis do chromosomes become visible in the nucleus?

prophase

You are observing a slide that contains cells undergoing cell division, and you have focused on a cell that has darkly staining X-shaped chromosomes that appear loose throughout the cell. You cannot see a nuclear envelope. This cell is in ________.

prophase

Which of the following lists, in correct order, the phases of mitosis?

prophase, metaphase, anaphase, telophase

delivers oxygen to blood, removes carbon dioxide from the body

respiratory

Which of the following is NOT one of the three major components of a typical eukaryotic cell?

ribosome

Plane that divides the body into left and right portions is

sagittal

Your instructor identifies the location of the sharps container, which is used to dispose of _____________.

scalpel blades

Which of the following is a characteristic of the cell membrane?

semipermeable

Anaphase is characterized by ________.

separation of the sister chromatids

The ankle -

tarsal

Sister chromatids reach opposite poles.

telophase

In which phase(s) of mitosis do the chromosomes contain a single copy of DNA?

telophase and anaphase

Plane that divides the body into superior and inferior portions is

transverse/horizontal

left lower quadrant

urinary bladder

The portion of the membrane on the surface of the heart is called the

visceral pericardium (epicardium)

The portion of the serous membrane on the surface of the lung is called the

visceral pleura

The distance between the objective lens and the microscope stage is called the ________.

working distance

Taxol is a chemotherapeutic drug that will attach to the spindle fibers and prevent their function thereby killing the cancer cell. Which process does this drug prevent from occurring?

Anaphase

Which directional term describes a body part closer to the midline of the body?

Medial

Where do most people have blood taken when they donate blood?

Antecubital region

Which stage of the cell cycle is characterized by the chromosomes lining up along the equator of the cell?

Metaphase

Which epithelial tissue allows passage of materials by diffusion and filtration?

Simple squamous

________ epithelium is located in kidney glomeruli and air sacs of the lungs.

Simple squamous

Which organs belong to the integumentary system?

Skin, hair, and nails

Site of lipid synthesis

Smooth ER

Which description matches smooth muscle?

Spindled shaped with central nuclei

Identify the tissues where you would find osteocytes?

Spongy bone and compact bone

epithelium consists of a single layer of flat cells that resemble scales.

Squamous

epithelium has two or more layers.

Stratified

Which epithelial tissue can be keratinized to protect underlying tissues in areas subjected to abrasion?

Stratified squamous

Which epithelial tissue is found in the esophagus, vagina, and epidermis of the skin?

Stratified squamous

Light and dark banding pattern caused by the arrangement of the contractile proteins. Found in Skeletal and cardiac muscle.

Striation

Which directional term indicates a body part closer to the surface?

Superficial

During which of the following phases does DNA replication occur?

Synthesis

In what tissues would you find reticular fibers?

Areolar connective tissue and adipose tissue

digests foods, nutrient absorption

Digestive

________ epithelium contains umbrella cells.

Transitional

The sternum -

sternal

Which epithelial tissue lines the ureters, urinary bladder, and part of the urethra?

Transitional

Which epithelial tissue stretches readily and permits distention?

Transitional

Which description matches cardiac muscle?

Branching, striated, and usually uninucleate cells

: transports gases and nutrients

Cardiovascular

Which organelle helps form the spindle apparatus during cellular division?

Centriole

Aids in division of DNA

Centrioles

What event immediately precedes anaphase?

Chromosomes cluster at the midline of the cell.

________ is/are a contractile ring of actin microfilaments that eventually results in the division of the cytoplasm.

Cleavage furrow

brain

Cranial

Helps maintain the structure of the cell

Cytoskeleton

What happens to the field of view as the magnification of the microscope increases?

Decreases

Carry electrical charges toward the cell body

Dendrites

________ receive information from other cells and send it to the cell body.

Dendrites

Identify the tissue where you would find collagen fibers.

Dense irregular connective tissue

Which directional term describes a body part located toward the tail?

Inferior

protects, regulates body temperature

Integumentary

Junction between cardiac cells that allows them to contract as a unit.

Intercalated disc

During which phase of the cell cycle does DNA replicate?

Interphase

Which stage of the cell cycle is characterized by DNA replication?

Interphase

________ is the period of time when the cell is not dividing.

Interphase

Muscles that are not under conscious control.

Involuntary muscle

Which knob or control is adjusted to change the contrast of an image?

Iris diaphragm

Which part of the microscope controls the amount of light that passes through the stage?

Iris diaphragm

Epidermis of the skin

Keratinized stratified squamous

In anatomical position, the thumbs are in what position in relationship to the hand?

Lateral

Which description matches skeletal muscle?

Long, cylindrical, and multinucleate cells

Which system returns excess tissue fluid to the blood stream and functions in immunity?

Lymphatic system

Urinary bladder; ureter

Transitional

Nervous tissue is found in the ________.

brain, spinal cord, and nerves

The cheek (of face) -

buccal

right lower quadrant

cecum, appendix, small intestine, urinary bladder

The head -

cephalic

The neck

cervical

When a cell is NOT dividing, the DNA is loosely spread throughout the nucleus in a threadlike form called __________.

chromatin

The chin -

mental

Chromosomes line up along the equator

metaphase

What phase of mitosis do the chromosomes line up in the middle of the cell?

metaphase

The division of human cells consists of a series of events, collectively called ________, or nuclear division, and ________, or division of the cytoplasm.

mitosis, cytokinesis

Nervous tissue cells that nourish and support are called ________.

neuroglia

The end product of cell division by mitosis is ________.

2 genetically identical daughter cells

How many stages of mitosis are there? __________

4

What tissue would you examine to find leukocytes?

Blood

Which of the following descriptions correctly describes anatomical position?

Body erect, facing forward, feet slightly apart, arms at the sides, and palms facing forward

What are the long, thin strands of DNA called during interphase?

Chromatin

Identify the tissues where you would find abundant elastic fibers.

Elastic cartilage and elastic connective tissue

Identify the tissues where you would find chondrocytes.

Elastic cartilage and hyaline cartilage

regulates body functions, secretes hormones

Endocrine

Chromatid pairs separate during the metaphase stage of mitosis.

False